KSC351JLFS is a sealed tactile switch from the KSC3 series designed for surface mount applications. It features a 5 N operating force, J-bend terminations, and lead-free compatible silver-plated contacts. The switch has a compact 6.2 x 6.2 mm footprint with a 3.5 mm high hard actuator and provides IP67 sealing for protection against dust and water ingress. With a momentary action function and SPST normally open contact arrangement, it offers a travel of 0.25 +0.3/-0 mm and an operating life of 100,000 operations. This switch is ideal for industrial electronics, consumer products, transportation, and medical applications where reliable tactile feedback and environmental protection are required.